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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.rootfilter; |
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package uk.org.iscream.rootfilter; |
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//---IMPORTS--- |
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import uk.ac.ukc.iscream.util.*; |
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import uk.ac.ukc.iscream.core.*; |
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import uk.ac.ukc.iscream.componentmanager.*; |
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import uk.ac.ukc.iscream.clientinterface.*; |
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import uk.org.iscream.util.*; |
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import uk.org.iscream.core.*; |
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import uk.org.iscream.componentmanager.*; |
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import uk.org.iscream.clientinterface.*; |
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/** |
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* The root filter is what all filters talk to |
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*/ |
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public void start() throws ComponentStartException { |
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// get references to key objects |
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_refman = ReferenceManager.getInstance(); |
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_logger = ReferenceManager.getInstance().getLogger(); |
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_logger = _refman.getLogger(); |
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_logger.write(toString(), Logger.SYSINIT, "coming up"); |
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if (dbInterface != null) { |
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ciDB = ClientInterfaceHelper.narrow(_refman.getCORBARef("iscream.ClientInterface." + dbInterface)); |
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} |
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// setup a queue |
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Queue queue = new Queue(); |
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Queue queue; |
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// see if this Queue needs a size limit |
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try { |
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int queueSizeLimit = Integer.parseInt(cp.getProperty(configName, "Queue.SizeLimit")); |
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String queueRemoveAlgorithm = cp.getProperty(configName, "Queue.RemoveAlgorithm"); |
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int algorithm = StringUtils.getStringPos(queueRemoveAlgorithm, Queue.algorithms); |
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if(algorithm != -1) { |
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queue = new Queue(queueSizeLimit, algorithm); |
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} |
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else { |
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_logger.write(toString(), Logger.WARNING, "Bad Queue Algorithm configuration, not known: "+queueRemoveAlgorithm); |
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// just don't activate a limit |
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queue = new Queue(); |
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} |
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} catch (PropertyNotFoundException e) { |
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_logger.write(toString(), Logger.DEBUG, "Optional config not set: "+e); |
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// just don't activate a limit |
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queue = new Queue(); |
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} catch (NumberFormatException e) { |
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_logger.write(toString(), Logger.WARNING, "Bad Queue SizeLimit configuration: "+e); |
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// just don't activate a limit |
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queue = new Queue(); |
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} |
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// startup a monitor on this queue |
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try { |
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obj = _refman.getCORBARef("iscream.ClientInterface." + cli); |
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obj = _refman.getCORBARef("iscream.ClientInterface." + dbi); |
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} catch(ComponentCORBAException e) { |
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_logger.write(toString(), Logger.WARNING, "Dependency Failure: "+e); |
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System.err.println(toString() + ": Dependency Failure: "+e); |
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return false; |
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} catch(PropertyNotFoundException e) { |
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_logger.write(toString(), Logger.WARNING, "Unable to obtain configuration: "+e); |
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System.err.println(toString() + ": Unable to obtain configuration: "+e); |
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return false; |
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} |
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// dependency check suceeded |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.NameFormat class |
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* This uses the uk.org.iscream.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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/** |
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* A reference to the reference manager in use |
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*/ |
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private ReferenceManager _refman; |
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private ReferenceManager _refman = ReferenceManager.getInstance(); |
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//---STATIC ATTRIBUTES--- |
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